Home / 4,205.29-6,306.55-1,393.48

Finding the Fourth Proportional to 4,205.29, 6,306.55 and 1,393.48

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Solution

The fourth proportional to 4,205.29, 6,306.55 and 1,393.48 is: 2,089.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.29 : 6,306.55 = 1,393.48 : x
  2. Step 2: Convert to fraction form
    4,205.29/6,306.55 = 1,393.48/x
  3. Step 3: Cross multiply
    4,205.29x = 6,306.55 × 1,393.48
  4. Step 4: Simplify right side
    4,205.29x = 8,788,054.78
  5. Step 5: Solve for x
    x = 8,788,054.78/4,205.29
  6. Step 6: Final answer
    x = 2,089.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.